Travel time measures for the Strategic Road Network and local 'A' roads: July 2016 to June 2017
Statistics on travel time on the Strategic Road Network and on locally managed 鈥楢鈥� roads for the year ending June 2017.
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Some of the local 鈥楢鈥� road estimates presented in this release have been revised. Please see our February publication for updated figures and further details.
皇冠体育app main impact is to the local 鈥楢鈥� road morning peak figures for January and February 2017. Estimates for the Strategic Road Network are unaffected.
皇冠体育app average delay and speed on the Strategic Road Network and local 鈥楢鈥� roads, for the year ending June 2017. 皇冠体育appre is an additional measure of reliability for the Strategic Road Network.
Strategic Road Network (SRN) for the year ending June 2017
皇冠体育app average delay is estimated to be 8.9 seconds per vehicle per mile compared to free flow, a 1.5% decrease on the previous year.
皇冠体育app average speed was 59.5 mph, similar (up 0.5%) to the previous year.
皇冠体育app reliability of travel times is measured using the Planning Time Index. This presents 67.7% of additional time needed compared to free flow, on average, on individual roads sections to ensure on time arrival. This is similar (down 0.4%) compared with the previous year.
Local 鈥楢鈥� roads for the year ending June 2017
皇冠体育app average delay is estimated to be 46.2 seconds per vehicle per mile compared to free flow, a 2.2% increase on the previous year.
皇冠体育app average speed was 25.2 mph, similar (down 0.5%) to the previous year.
Please note that figures for the SRN and local 鈥楢鈥� roads are not directly comparable.
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